Last year, I posted about how to show certain content to fans, and other content to non-fans using FBML. As FBML becomes deprecated, however, it’s time to show you the updated way using the Open Graph, the PHP SDK and IFRAMES.

In short – you can’t. Or at least not if you want to be PCI compliant. In order to pass a user’s personal information through a secure encrypted channel, you will need to collect that data on an IFRAME application page. No two ways about it. Here’s why: